diff --git a/charms/katib-controller/requirements-unit.txt b/charms/katib-controller/requirements-unit.txt
index 881cc36..09599e8 100644
--- a/charms/katib-controller/requirements-unit.txt
+++ b/charms/katib-controller/requirements-unit.txt
@@ -71,9 +71,9 @@ pkgutil-resolve-name==1.3.10
     # via jsonschema
 pluggy==1.4.0
     # via pytest
-pydantic==2.6.4
+pydantic==2.9.1
     # via -r requirements.in
-pydantic-core==2.16.3
+pydantic-core==2.23.3
     # via pydantic
 pyrsistent==0.20.0
     # via jsonschema
diff --git a/charms/katib-controller/requirements.in b/charms/katib-controller/requirements.in
index e71f90f..fb8064f 100644
--- a/charms/katib-controller/requirements.in
+++ b/charms/katib-controller/requirements.in
@@ -9,4 +9,4 @@ cosl
 # This is a requirement from the k8s_service_info library
 # Pin due to https://github.com/canonical/bundle-kubeflow/issues/926
 # Remove this pin when the base OS can install rustc v1.76 or newer.
-pydantic>=2.6,<2.7
+pydantic>=2.9,<2.10
diff --git a/charms/katib-controller/requirements.txt b/charms/katib-controller/requirements.txt
index 62c56ad..0c7ecde 100644
--- a/charms/katib-controller/requirements.txt
+++ b/charms/katib-controller/requirements.txt
@@ -60,9 +60,9 @@ ordered-set==4.1.0
     # via deepdiff
 pkgutil-resolve-name==1.3.10
     # via jsonschema
-pydantic==2.6.4
+pydantic==2.9.1
     # via -r requirements.in
-pydantic-core==2.16.3
+pydantic-core==2.23.3
     # via pydantic
 pyrsistent==0.20.0
     # via jsonschema
diff --git a/charms/katib-db-manager/requirements-unit.txt b/charms/katib-db-manager/requirements-unit.txt
index 27ba804..987bc65 100644
--- a/charms/katib-db-manager/requirements-unit.txt
+++ b/charms/katib-db-manager/requirements-unit.txt
@@ -73,9 +73,9 @@ pkgutil-resolve-name==1.3.10
     # via jsonschema
 pluggy==1.2.0
     # via pytest
-pydantic==2.6.4
+pydantic==2.9.1
     # via -r requirements.in
-pydantic-core==2.16.3
+pydantic-core==2.23.3
     # via pydantic
 pyrsistent==0.19.3
     # via jsonschema
diff --git a/charms/katib-db-manager/requirements.in b/charms/katib-db-manager/requirements.in
index bd8252f..0b85dde 100644
--- a/charms/katib-db-manager/requirements.in
+++ b/charms/katib-db-manager/requirements.in
@@ -4,6 +4,6 @@ ops
 # This is a requirement from the k8s_service_info library
 # Pin due to https://github.com/canonical/bundle-kubeflow/issues/926
 # Remove this pin when the base OS can install rustc v1.76 or newer.
-pydantic>=2.6,<2.7
+pydantic>=2.9,<2.10
 # from loki_k8s.v1.loki_push_api.py
 cosl
diff --git a/charms/katib-db-manager/requirements.txt b/charms/katib-db-manager/requirements.txt
index 5b93fda..3edafd4 100644
--- a/charms/katib-db-manager/requirements.txt
+++ b/charms/katib-db-manager/requirements.txt
@@ -60,9 +60,9 @@ ordered-set==4.1.0
     # via deepdiff
 pkgutil-resolve-name==1.3.10
     # via jsonschema
-pydantic==2.6.4
+pydantic==2.9.1
     # via -r requirements.in
-pydantic-core==2.16.3
+pydantic-core==2.23.3
     # via pydantic
 pyrsistent==0.19.3
     # via jsonschema